<template>
	<!-- 图片预览 -->
	<el-image :src="`${realSrc}`" fit="cover" :style="`width:${realWidth};height:${realHeight};`"
		:preview-src-list="realSrcList" preview-teleported>
		<template #error>
			<div class="image-slot">
				<el-icon><picture-filled /></el-icon>
			</div>
		</template>
	</el-image>
</template>

<script setup>
import { propTypes } from '@/utils/propTypes';

const props = defineProps({
	src: propTypes.string.def(''),
	width: {
		type: [Number, String],
		default: ''
	},
	height: {
		type: [Number, String],
		default: ''
	}
});

const realSrc = computed(() => {
	if (!props.src) {
		return;
	}
	const real_src = props.src.split(',')[0];
	return real_src;
});

const realSrcList = computed(() => {
	if (!props.src) {
		return [];
	}
	const real_src_list = props.src.split(',');
	const srcList = [];
	real_src_list.forEach((item) => {
		if (item.trim() === '') {
			return;
		}
		return srcList.push(item);
	});
	return srcList;
});

const realWidth = computed(() => (typeof props.width == 'string' ? props.width : `${props.width}px`));

const realHeight = computed(() => (typeof props.height == 'string' ? props.height : `${props.height}px`));
</script>

<style lang="scss" scoped>
.el-image {
	border-radius: 5px;
	background-color: #ebeef5;
	box-shadow: 0 0 5px 1px #ccc;

	:deep(.el-image__inner) {
		transition: all 0.3s;
		cursor: pointer;

		&:hover {
			transform: scale(1.2);
		}
	}

	:deep(.image-slot) {
		display: flex;
		justify-content: center;
		align-items: center;
		width: 100%;
		height: 100%;
		color: #909399;
		font-size: 30px;
	}
}
</style>
